public UINode DrawLayer(Layer layer, UINode parent)
        {
            UINode node = PSDImportUtility.InstantiateItem(PSDImporterConst.PREFAB_PATH_GROUP, layer.name, parent);

            UnityEngine.UI.LayoutGroup group = null;
            string type = layer.arguments[0].ToLower();
            float  span = 0;

            float.TryParse(layer.arguments[1], out span);
            switch (type)
            {
            case "v":
                group = node.AddComponent <UnityEngine.UI.VerticalLayoutGroup>();
                group.childAlignment = TextAnchor.UpperLeft;
                ((UnityEngine.UI.VerticalLayoutGroup)group).spacing = span;
                break;

            case "h":
                group = node.AddComponent <UnityEngine.UI.HorizontalLayoutGroup>();
                group.childAlignment = TextAnchor.UpperLeft;
                ((UnityEngine.UI.HorizontalLayoutGroup)group).spacing = span;
                break;
            }

            PSDImportUtility.SetRectTransform(layer, group.GetComponent <RectTransform>(), parent.GetComponent <RectTransform>());

            UINode[] nodes = pSDImportCtrl.DrawImages(layer.images, node);
            foreach (var item in nodes)
            {
                item.anchoType = UINode.AnchoType.Left | UINode.AnchoType.Up;
            }
            nodes = pSDImportCtrl.DrawLayers(layer.layers, node);
            foreach (var item in nodes)
            {
                item.anchoType = UINode.AnchoType.Left | UINode.AnchoType.Up;
            }
            return(node);
        }
        public UINode DrawLayer(Layer layer, UINode parent)
        {
            UINode node = PSDImportUtility.InstantiateItem(PSDImporterConst.PREFAB_PATH_GRID, layer.name, parent);

            node.anchoType = UINode.AnchoType.Up | UINode.AnchoType.Left;
            GridLayoutGroup gridLayoutGroup = node.GetComponent <GridLayoutGroup>();

            PSDImportUtility.SetRectTransform(layer, gridLayoutGroup.GetComponent <RectTransform>(), node.GetComponent <RectTransform>());

            gridLayoutGroup.padding  = new RectOffset(1, 1, 1, 1);
            gridLayoutGroup.cellSize = new Vector2(layer.size.width, layer.size.height);

            if (layer.arguments != null && layer.arguments.Length > 1)
            {
                string rc = layer.arguments[0];
                gridLayoutGroup.constraint = rc.ToLower() == "c" ? GridLayoutGroup.Constraint.FixedColumnCount : (rc.ToLower() == "r"? GridLayoutGroup.Constraint.FixedRowCount: GridLayoutGroup.Constraint.Flexible);
                int count = int.Parse(layer.arguments[1]);
                gridLayoutGroup.constraintCount = count;
            }

            ctrl.DrawImages(layer.images, node);
            ctrl.DrawLayers(layer.layers, node);
            return(node);
        }